Memphis Air Quality in 2024

In 2024, Memphis's air quality (Memphis, TN-MS-AR area) had a median daily AQI of 56 (Moderate) across 366 monitored days. 11 days (3.0%) reached Unhealthy for Sensitive Groups or worse, 118 were Good, and the year's peak AQI was 159 (Unhealthy). Fine particulate matter (PM2.5) set the daily AQI on 262 of those days. The cleanest month of 2024 was December (median AQI 43, 0 days above 100) and the worst was June (median 63, 4 days above 100, peak 159).

56
Median AQI
Moderate
11
Days above AQI 100
3.0% of 366 days
80
90th percentile AQI
worst 1 day in 10
159
Peak AQI
Unhealthy
PM2.5
Main pollutant
262 of 366 days
118
Good days
32.2% of days
  • Good: 32.2%
  • Moderate: 64.8%
  • Unhealthy for Sensitive Groups: 2.2%
  • Unhealthy or worse: 0.8%

Extra Protection for Memphis Homes

Air quality in Memphis is moderate (AQI 57), with fine particles (PM2.5) the main concern. A True-HEPA purifier gives sensitive groups — kids, seniors and anyone with asthma or allergies — cleaner air indoors on days like today.

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QUICK ANSWER

How was Memphis's air quality in 2024?

Moderate on a typical day: median AQI 56, with 11 days above AQI 100 out of 366 monitored — the 5th cleanest of 7 years on record for the area.

  • Peak AQI in 2024: 159 (Unhealthy).
  • Fine particulate matter (PM2.5) was the main pollutant on 262 days.
  • Cleanest month: December; worst: June.

Frequently asked questions

What was the average AQI in Memphis in 2024?

EPA's Air Quality System puts Memphis's (Memphis, TN-MS-AR) median daily AQI for 2024 at 56, which is Moderate. 11 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 159.

Which month had the worst air quality in Memphis in 2024?

The cleanest month of 2024 was December (median AQI 43, 0 days above 100) and the worst was June (median 63, 4 days above 100, peak 159).

Was 2024 a good or bad year for Memphis's air?

Among the 7 years EPA has published for the area (2019–2025), 2024 ranks 5th cleanest by days above AQI 100. 2024's median of 56 is above the area's typical annual median of 53.

Memphis month by month in 2024

Memphis air quality month by month, 2024 (Memphis, TN-MS-AR, EPA AQS daily AQI)

MonthDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
January3145067PM2.5
February2951066PM2.5
March3153078PM2.5
April30531112O3
May3157080PM2.5
Juneworst30634159O3
July31632112PM2.5
August31703156PM2.5
September30571112PM2.5
October3169097PM2.5
November3057078PM2.5
Decembercleanest3143076PM2.5

How 2024 compares

Among the 7 years EPA has published for the area (2019–2025), 2024 ranks 5th cleanest by days above AQI 100.

2024's median of 56 is above the area's typical annual median of 53.

Activity-specific thresholds: running, cycling, kids' sports.

Right now in Memphis

The latest EPA AirNow observation puts Memphis's AQI at 57 (PM2.5). The figures above are multi-year annual statistics, not today's reading.

View current Memphis air quality →

Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Memphis, TN-MS-AR), 2019–2025. Daily AQI per CBSA is the highest AQI reported by any monitor in the area that day; the defining parameter is the pollutant that set it. Month and season statistics pool every such day in the period across all years listed. Retrieved 2026-09-09.